ID: 2457

AQSQID: 401090097

Site Name: Near Road Okc

Added: April 21, 2020, 6:24 p.m.

Updated: June 18, 2021, 4:54 a.m.

Location: Oklahoma City (Meridian Ave Corridor), OK

Reporting: True, Located: True

Current AQI: 58.0

Oklahoma City (Meridian Ave Corridor) OK, US: 35.502968, -97.577674

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
June 18, 2021, 3 a.m. 34.0 ppb (33) 9.0 ppb (9) N/A 24.0 ppb (23) N/A N/A N/A 0.8 ppb (10) 40.0 μg/m3 (38) 15.0 μg/m3 (58) 58.0
 
June 18, 2021, 2 a.m. 32.0 ppb (31) 8.0 ppb (8) N/A 24.0 ppb (23) N/A N/A N/A 0.8 ppb (10) 44.0 μg/m3 (41) 15.6 μg/m3 (59) 59.0
 
June 18, 2021, 1 a.m. 37.0 ppb (35) 11.0 ppb (11) N/A 26.0 ppb (25) N/A N/A N/A 0.9 ppb (11) 48.0 μg/m3 (45) 16.2 μg/m3 (60) 60.0
 
June 18, 2021, midnight 28.0 ppb (27) 8.0 ppb (8) N/A 19.0 ppb (18) N/A N/A N/A 0.7 ppb (8) 38.0 μg/m3 (36) 15.3 μg/m3 (58) 58.0
 
June 17, 2021, 11 p.m. 29.0 ppb (28) 9.0 ppb (9) N/A 19.0 ppb (18) N/A N/A N/A 0.7 ppb (8) 42.0 μg/m3 (39) 15.4 μg/m3 (58) 58.0
 
June 17, 2021, 10 p.m. 30.0 ppb (29) 10.0 ppb (10) N/A 19.0 ppb (18) N/A N/A N/A 0.7 ppb (8) 36.0 μg/m3 (34) 15.7 μg/m3 (59) 59.0
 
June 17, 2021, 9 p.m. 41.0 ppb (39) 18.0 ppb (17) N/A 23.0 ppb (22) N/A N/A N/A 0.8 ppb (10) 41.0 μg/m3 (38) 16.8 μg/m3 (61) 61.0
 
June 17, 2021, 8 p.m. 46.0 ppb (44) 21.0 ppb (20) N/A 24.0 ppb (23) N/A N/A N/A 0.9 ppb (11) N/A N/A 44.0
 
June 17, 2021, 7 p.m. 24.0 ppb (23) 9.0 ppb (9) N/A 14.0 ppb (14) N/A N/A N/A 0.7 ppb (8) 41.0 μg/m3 (38) 15.1 μg/m3 (58) 58.0
 
June 17, 2021, 6 p.m. 17.0 ppb (17) 6.0 ppb (6) N/A 10.0 ppb (10) N/A N/A N/A 0.5 ppb (6) 41.0 μg/m3 (38) 15.6 μg/m3 (59) 59.0
 
June 17, 2021, 5 p.m. 15.0 ppb (15) 5.0 ppb (5) N/A 9.0 ppb (9) N/A N/A N/A 0.5 ppb (6) 41.0 μg/m3 (38) 16.5 μg/m3 (61) 61.0
 
June 17, 2021, 4 p.m. 7.0 ppb (7) 2.0 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A 0.4 ppb (5) 35.0 μg/m3 (33) 15.9 μg/m3 (59) 59.0
 
June 17, 2021, 3 p.m. 5.0 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.3 ppb (4) 33.0 μg/m3 (31) 16.1 μg/m3 (60) 60.0
 
June 17, 2021, 2 p.m. 6.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.4 ppb (5) 35.0 μg/m3 (33) 16.2 μg/m3 (60) 60.0
 
June 17, 2021, 1 p.m. 16.0 ppb (16) 3.0 ppb (3) N/A 12.0 ppb (12) N/A N/A N/A 0.5 ppb (6) 56.0 μg/m3 (52) 18.8 μg/m3 (66) 66.0
 
June 17, 2021, noon 22.0 ppb (21) 4.0 ppb (4) N/A 18.0 ppb (17) N/A N/A N/A 0.6 ppb (7) 50.0 μg/m3 (47) 19.3 μg/m3 (67) 67.0
 
June 17, 2021, 11 a.m. 22.0 ppb (21) 3.0 ppb (3) N/A 18.0 ppb (17) N/A N/A N/A 0.6 ppb (7) 42.0 μg/m3 (39) 18.7 μg/m3 (65) 65.0
 
June 17, 2021, 10 a.m. 10.0 ppb (10) 0.0 ppb (0) N/A 9.0 ppb (9) N/A N/A N/A 0.4 ppb (5) 34.0 μg/m3 (32) 17.3 μg/m3 (62) 62.0
 
June 17, 2021, 9 a.m. 7.0 ppb (7) 0.0 ppb (0) N/A 7.0 ppb (7) N/A N/A N/A 0.4 ppb (5) 31.0 μg/m3 (29) 16.5 μg/m3 (61) 61.0
 
June 17, 2021, 8 a.m. 8.0 ppb (8) 0.0 ppb (0) N/A 8.0 ppb (8) N/A N/A N/A 0.4 ppb (5) 31.0 μg/m3 (29) 16.1 μg/m3 (60) 60.0
 
June 17, 2021, 7 a.m. 9.0 ppb (9) 0.0 ppb (0) N/A 9.0 ppb (9) N/A N/A N/A 0.4 ppb (5) 31.0 μg/m3 (29) 17.1 μg/m3 (62) 62.0
 
June 17, 2021, 6 a.m. 14.0 ppb (14) 1.0 ppb (1) N/A 13.0 ppb (13) N/A N/A N/A 0.4 ppb (5) 33.0 μg/m3 (31) 17.9 μg/m3 (64) 64.0
 
June 17, 2021, 5 a.m. 12.0 ppb (12) 0.0 ppb (0) N/A 11.0 ppb (11) N/A N/A N/A 0.5 ppb (6) 38.0 μg/m3 (36) 19.6 μg/m3 (67) 67.0
 
June 17, 2021, 4 a.m. 25.0 ppb (24) 4.0 ppb (4) N/A 21.0 ppb (20) N/A N/A N/A 0.7 ppb (8) 44.0 μg/m3 (41) 20.1 μg/m3 (68) 68.0
 
June 17, 2021, 3 a.m. 33.0 ppb (32) 8.0 ppb (8) N/A 25.0 ppb (24) N/A N/A N/A 0.8 ppb (10) 44.0 μg/m3 (41) 20.3 μg/m3 (69) 69.0
 
June 17, 2021, 2 a.m. 44.0 ppb (42) 10.0 ppb (10) N/A 34.0 ppb (33) N/A N/A N/A 1.0 ppb (12) 49.0 μg/m3 (46) 20.1 μg/m3 (68) 68.0
 
June 17, 2021, 1 a.m. 42.0 ppb (40) 10.0 ppb (10) N/A 32.0 ppb (31) N/A N/A N/A 1.0 ppb (12) 51.0 μg/m3 (48) 19.7 μg/m3 (67) 67.0
 
June 17, 2021, midnight 30.0 ppb (29) 8.0 ppb (8) N/A 22.0 ppb (21) N/A N/A N/A 0.8 ppb (10) 49.0 μg/m3 (46) 19.9 μg/m3 (68) 68.0
 
June 16, 2021, 11 p.m. 29.0 ppb (28) 7.0 ppb (7) N/A 22.0 ppb (21) N/A N/A N/A 0.7 ppb (8) 46.0 μg/m3 (43) 18.5 μg/m3 (65) 65.0
 
June 16, 2021, 10 p.m. 31.0 ppb (30) 9.0 ppb (9) N/A 21.0 ppb (20) N/A N/A N/A 0.7 ppb (8) 42.0 μg/m3 (39) 17.1 μg/m3 (62) 62.0
 
June 16, 2021, 9 p.m. 50.0 ppb (48) 21.0 ppb (20) N/A 28.0 ppb (27) N/A N/A N/A 0.9 ppb (11) 45.0 μg/m3 (42) 16.5 μg/m3 (61) 61.0
 
June 16, 2021, 8 p.m. 32.0 ppb (31) 11.0 ppb (11) N/A 21.0 ppb (20) N/A N/A N/A 0.8 ppb (10) 44.0 μg/m3 (41) 15.2 μg/m3 (58) 58.0
 
June 16, 2021, 7 p.m. 33.0 ppb (32) 11.0 ppb (11) N/A 22.0 ppb (21) N/A N/A N/A 0.8 ppb (10) 50.0 μg/m3 (47) 16.9 μg/m3 (62) 62.0
 
June 16, 2021, 6 p.m. 35.0 ppb (34) 13.0 ppb (13) N/A 22.0 ppb (21) N/A N/A N/A 0.7 ppb (8) 53.0 μg/m3 (50) 17.1 μg/m3 (62) 62.0
 
June 16, 2021, 5 p.m. 37.0 ppb (35) 13.0 ppb (13) N/A 23.0 ppb (22) N/A N/A N/A 0.7 ppb (8) 46.0 μg/m3 (43) 17.0 μg/m3 (62) 62.0
 
June 16, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (4) 32.0 μg/m3 (30) 14.6 μg/m3 (57) 57.0
 
June 16, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.4 ppb (5) 37.0 μg/m3 (35) 14.0 μg/m3 (55) 55.0
 
June 16, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.4 ppb (5) 41.0 μg/m3 (38) 14.2 μg/m3 (56) 56.0
 
June 16, 2021, 1 p.m. 16.0 ppb (16) 3.0 ppb (3) N/A 12.0 ppb (12) N/A N/A N/A 0.5 ppb (6) 38.0 μg/m3 (36) 13.0 μg/m3 (53) 53.0
 
June 16, 2021, noon 21.0 ppb (20) 4.0 ppb (4) N/A 17.0 ppb (17) N/A N/A N/A 0.6 ppb (7) 42.0 μg/m3 (39) 13.9 μg/m3 (55) 55.0
 
June 16, 2021, 11 a.m. 20.0 ppb (19) 1.0 ppb (1) N/A 19.0 ppb (18) N/A N/A N/A 0.5 ppb (6) 38.0 μg/m3 (36) 13.0 μg/m3 (53) 53.0
 
June 16, 2021, 10 a.m. 15.0 ppb (15) 1.0 ppb (1) N/A 14.0 ppb (14) N/A N/A N/A 0.4 ppb (5) 28.0 μg/m3 (26) 11.3 μg/m3 (48) 48.0
 
June 16, 2021, 9 a.m. 15.0 ppb (15) 2.0 ppb (2) N/A 13.0 ppb (13) N/A N/A N/A 0.4 ppb (5) 29.0 μg/m3 (27) 10.8 μg/m3 (46) 46.0
 
June 16, 2021, 8 a.m. 10.0 ppb (10) 0.0 ppb (0) N/A 9.0 ppb (9) N/A N/A N/A 0.4 ppb (5) 29.0 μg/m3 (27) 10.5 μg/m3 (44) 44.0
 
June 16, 2021, 7 a.m. 14.0 ppb (14) 1.0 ppb (1) N/A 12.0 ppb (12) N/A N/A N/A 0.4 ppb (5) 33.0 μg/m3 (31) 10.6 μg/m3 (45) 45.0
 
June 16, 2021, 6 a.m. 21.0 ppb (20) 4.0 ppb (4) N/A 17.0 ppb (17) N/A N/A N/A 0.5 ppb (6) 36.0 μg/m3 (34) 10.9 μg/m3 (46) 46.0
 
June 16, 2021, 5 a.m. 24.0 ppb (23) 2.0 ppb (2) N/A 21.0 ppb (20) N/A N/A N/A 0.6 ppb (7) 30.0 μg/m3 (28) 10.4 μg/m3 (44) 44.0
 
June 16, 2021, 4 a.m. 36.0 ppb (34) 11.0 ppb (11) N/A 25.0 ppb (24) N/A N/A N/A 0.9 ppb (11) 50.0 μg/m3 (47) 11.5 μg/m3 (48) 48.0
 
June 16, 2021, 3 a.m. 47.0 ppb (45) 20.0 ppb (19) N/A 27.0 ppb (26) N/A N/A N/A 1.0 ppb (12) 43.0 μg/m3 (40) 11.2 μg/m3 (47) 47.0
 
June 16, 2021, 2 a.m. 38.0 ppb (36) 15.0 ppb (15) N/A 22.0 ppb (21) N/A N/A N/A 0.9 ppb (11) 40.0 μg/m3 (38) 10.8 μg/m3 (46) 46.0
 
June 16, 2021, 1 a.m. 35.0 ppb (34) 15.0 ppb (15) N/A 19.0 ppb (18) N/A N/A N/A 0.8 ppb (10) 35.0 μg/m3 (33) 9.8 μg/m3 (41) 41.0
 
June 16, 2021, midnight 35.0 ppb (34) 15.0 ppb (15) N/A 19.0 ppb (18) N/A N/A N/A 0.8 ppb (10) 36.0 μg/m3 (34) 10.0 μg/m3 (42) 42.0
 
June 15, 2021, 11 p.m. 43.0 ppb (41) 13.0 ppb (13) N/A 29.0 ppb (28) N/A N/A N/A 1.0 ppb (12) 39.0 μg/m3 (37) 11.4 μg/m3 (48) 48.0
 
June 15, 2021, 10 p.m. 44.0 ppb (42) 15.0 ppb (15) N/A 29.0 ppb (28) N/A N/A N/A 0.8 ppb (10) 38.0 μg/m3 (36) 11.6 μg/m3 (49) 49.0
 
June 15, 2021, 9 p.m. 47.0 ppb (45) 15.0 ppb (15) N/A 32.0 ppb (31) N/A N/A N/A 0.8 ppb (10) 50.0 μg/m3 (47) 13.7 μg/m3 (55) 55.0
 
June 15, 2021, 8 p.m. 49.0 ppb (47) 15.0 ppb (15) N/A 33.0 ppb (32) N/A N/A N/A 0.8 ppb (10) 40.0 μg/m3 (38) 12.5 μg/m3 (52) 52.0
 
June 15, 2021, 7 p.m. 33.0 ppb (32) 9.0 ppb (9) N/A 23.0 ppb (22) N/A N/A N/A 0.7 ppb (8) 36.0 μg/m3 (34) 12.0 μg/m3 (50) 50.0
 
June 15, 2021, 6 p.m. 24.0 ppb (23) 7.0 ppb (7) N/A 17.0 ppb (17) N/A N/A N/A 0.6 ppb (7) 31.0 μg/m3 (29) 11.0 μg/m3 (46) 46.0
 
June 15, 2021, 5 p.m. 20.0 ppb (19) 5.0 ppb (5) N/A 14.0 ppb (14) N/A N/A N/A 0.5 ppb (6) 35.0 μg/m3 (33) 11.3 μg/m3 (48) 48.0
 
June 15, 2021, 4 p.m. 16.0 ppb (16) 5.0 ppb (5) N/A 11.0 ppb (11) N/A N/A N/A 0.4 ppb (5) 35.0 μg/m3 (33) 10.0 μg/m3 (42) 42.0
 
June 15, 2021, 3 p.m. 18.0 ppb (17) 5.0 ppb (5) N/A 12.0 ppb (12) N/A N/A N/A 0.4 ppb (5) 36.0 μg/m3 (34) 9.5 μg/m3 (40) 40.0
 
June 15, 2021, 2 p.m. 15.0 ppb (15) 3.0 ppb (3) N/A 11.0 ppb (11) N/A N/A N/A 0.4 ppb (5) 48.0 μg/m3 (45) 10.1 μg/m3 (43) 45.0
 
June 15, 2021, 1 p.m. 33.0 ppb (32) 10.0 ppb (10) N/A 22.0 ppb (21) N/A N/A N/A N/A 51.0 μg/m3 (48) 11.6 μg/m3 (49) 49.0
 
June 15, 2021, noon 31.0 ppb (30) 9.0 ppb (9) N/A 21.0 ppb (20) N/A N/A N/A 0.7 ppb (8) 28.0 μg/m3 (26) 10.6 μg/m3 (45) 45.0
 
June 15, 2021, 11 a.m. 19.0 ppb (18) 5.0 ppb (5) N/A 13.0 ppb (13) N/A N/A N/A 0.7 ppb (8) 30.0 μg/m3 (28) 11.4 μg/m3 (48) 48.0
 
June 15, 2021, 10 a.m. 15.0 ppb (15) 1.0 ppb (1) N/A 13.0 ppb (13) N/A N/A N/A 0.5 ppb (6) 25.0 μg/m3 (24) 11.7 μg/m3 (49) 49.0
 
June 15, 2021, 9 a.m. 13.0 ppb (13) 0.0 ppb (0) N/A 13.0 ppb (13) N/A N/A N/A 0.5 ppb (6) 28.0 μg/m3 (26) 10.8 μg/m3 (46) 46.0
 
June 15, 2021, 8 a.m. 13.0 ppb (13) 0.0 ppb (0) N/A 13.0 ppb (13) N/A N/A N/A 0.4 ppb (5) 25.0 μg/m3 (24) 9.7 μg/m3 (41) 41.0
 
June 15, 2021, 7 a.m. 13.0 ppb (13) 0.0 ppb (0) N/A 13.0 ppb (13) N/A N/A N/A 0.4 ppb (5) 24.0 μg/m3 (23) 9.6 μg/m3 (40) 40.0
 
June 15, 2021, 6 a.m. 16.0 ppb (16) 0.0 ppb (0) N/A 16.0 ppb (16) N/A N/A N/A 0.5 ppb (6) 26.0 μg/m3 (25) 9.9 μg/m3 (42) 42.0
 
June 15, 2021, 5 a.m. 19.0 ppb (18) 0.0 ppb (0) N/A 18.0 ppb (17) N/A N/A N/A 0.5 ppb (6) 27.0 μg/m3 (25) 9.8 μg/m3 (41) 41.0
 
June 15, 2021, 4 a.m. 25.0 ppb (24) 5.0 ppb (5) N/A 20.0 ppb (19) N/A N/A N/A 0.6 ppb (7) 34.0 μg/m3 (32) 10.6 μg/m3 (45) 45.0
 
June 15, 2021, 3 a.m. 34.0 ppb (33) 10.0 ppb (10) N/A 24.0 ppb (23) N/A N/A N/A 0.7 ppb (8) 34.0 μg/m3 (32) 10.1 μg/m3 (43) 43.0
 
June 15, 2021, 2 a.m. 35.0 ppb (34) 12.0 ppb (12) N/A 22.0 ppb (21) N/A N/A N/A 0.8 ppb (10) 36.0 μg/m3 (34) 10.1 μg/m3 (43) 43.0
 
June 15, 2021, 1 a.m. 38.0 ppb (36) 17.0 ppb (17) N/A 21.0 ppb (20) N/A N/A N/A 0.8 ppb (10) 32.0 μg/m3 (30) 9.1 μg/m3 (38) 38.0
 
June 15, 2021, midnight 30.0 ppb (29) 14.0 ppb (14) N/A 16.0 ppb (16) N/A N/A N/A 0.6 ppb (7) 32.0 μg/m3 (30) 8.1 μg/m3 (34) 34.0
 
June 14, 2021, 11 p.m. 36.0 ppb (34) 15.0 ppb (15) N/A 20.0 ppb (19) N/A N/A N/A 0.7 ppb (8) 32.0 μg/m3 (30) 8.3 μg/m3 (35) 35.0
 
June 14, 2021, 10 p.m. 32.0 ppb (31) 14.0 ppb (14) N/A 18.0 ppb (17) N/A N/A N/A 0.6 ppb (7) 30.0 μg/m3 (28) 8.0 μg/m3 (34) 34.0
 
June 14, 2021, 9 p.m. 33.0 ppb (32) 13.0 ppb (13) N/A 20.0 ppb (19) N/A N/A N/A 0.6 ppb (7) 30.0 μg/m3 (28) 8.8 μg/m3 (37) 37.0
 
June 14, 2021, 8 p.m. 40.0 ppb (38) 17.0 ppb (17) N/A 23.0 ppb (22) N/A N/A N/A 0.7 ppb (8) 31.0 μg/m3 (29) 9.0 μg/m3 (38) 38.0
 
June 14, 2021, 7 p.m. 38.0 ppb (36) 18.0 ppb (17) N/A 20.0 ppb (19) N/A N/A N/A 0.6 ppb (7) 28.0 μg/m3 (26) 8.7 μg/m3 (37) 37.0
 
June 14, 2021, 6 p.m. 38.0 ppb (36) 16.0 ppb (16) N/A 21.0 ppb (20) N/A N/A N/A 0.7 ppb (8) 32.0 μg/m3 (30) 9.3 μg/m3 (39) 39.0
 
June 14, 2021, 5 p.m. 32.0 ppb (31) 13.0 ppb (13) N/A 19.0 ppb (18) N/A N/A N/A 0.7 ppb (8) 28.0 μg/m3 (26) 8.8 μg/m3 (37) 37.0
 
June 14, 2021, 4 p.m. 30.0 ppb (29) 12.0 ppb (12) N/A 17.0 ppb (17) N/A N/A N/A 0.6 ppb (7) 31.0 μg/m3 (29) 9.0 μg/m3 (38) 38.0
 
June 14, 2021, 3 p.m. 41.0 ppb (39) 18.0 ppb (17) N/A 22.0 ppb (21) N/A N/A N/A 0.7 ppb (8) 38.0 μg/m3 (36) 9.9 μg/m3 (42) 42.0
 
June 14, 2021, 2 p.m. 50.0 ppb (48) 25.0 ppb (24) N/A 24.0 ppb (23) N/A N/A N/A 0.8 ppb (10) 35.0 μg/m3 (33) 8.7 μg/m3 (37) 48.0
 
June 14, 2021, 1 p.m. 50.0 ppb (48) 27.0 ppb (26) N/A 22.0 ppb (21) N/A N/A N/A 0.8 ppb (10) 29.0 μg/m3 (27) 9.0 μg/m3 (38) 48.0
 
June 14, 2021, noon 56.0 ppb (54) 30.0 ppb (29) N/A 25.0 ppb (24) N/A N/A N/A 0.9 ppb (11) 30.0 μg/m3 (28) 11.0 μg/m3 (46) 54.0
 
June 14, 2021, 11 a.m. 48.0 ppb (46) 23.0 ppb (22) N/A 24.0 ppb (23) N/A N/A N/A 0.8 ppb (10) 26.0 μg/m3 (25) 10.7 μg/m3 (45) 46.0
 
June 14, 2021, 10 a.m. 30.0 ppb (29) 7.0 ppb (7) N/A 22.0 ppb (21) N/A N/A N/A 0.6 ppb (7) 26.0 μg/m3 (25) 10.2 μg/m3 (43) 43.0
 
June 14, 2021, 9 a.m. 30.0 ppb (29) 10.0 ppb (10) N/A 20.0 ppb (19) N/A N/A N/A 0.6 ppb (7) 25.0 μg/m3 (24) 10.0 μg/m3 (42) 42.0
 
June 14, 2021, 8 a.m. 20.0 ppb (19) 3.0 ppb (3) N/A 16.0 ppb (16) N/A N/A N/A 0.5 ppb (6) 20.0 μg/m3 (19) 10.1 μg/m3 (43) 43.0
 
June 14, 2021, 7 a.m. 20.0 ppb (19) 3.0 ppb (3) N/A 17.0 ppb (17) N/A N/A N/A 0.6 ppb (7) 20.0 μg/m3 (19) 10.0 μg/m3 (42) 42.0
 
June 14, 2021, 6 a.m. 20.0 ppb (19) 3.0 ppb (3) N/A 16.0 ppb (16) N/A N/A N/A 0.5 ppb (6) 19.0 μg/m3 (18) 9.2 μg/m3 (39) 39.0
 
June 14, 2021, 5 a.m. 16.0 ppb (16) 2.0 ppb (2) N/A 13.0 ppb (13) N/A N/A N/A 0.5 ppb (6) 16.0 μg/m3 (15) 8.4 μg/m3 (36) 36.0
 
June 14, 2021, 4 a.m. 9.0 ppb (9) 0.0 ppb (0) N/A 9.0 ppb (9) N/A N/A N/A 0.4 ppb (5) 15.0 μg/m3 (14) 8.4 μg/m3 (36) 36.0
 
June 14, 2021, 3 a.m. 26.0 ppb (25) 9.0 ppb (9) N/A 17.0 ppb (17) N/A N/A N/A 0.7 ppb (8) 27.0 μg/m3 (25) 13.1 μg/m3 (54) 54.0
 
June 14, 2021, 2 a.m. 29.0 ppb (28) 9.0 ppb (9) N/A 20.0 ppb (19) N/A N/A N/A 0.7 ppb (8) 22.0 μg/m3 (21) 12.6 μg/m3 (53) 53.0
 
June 14, 2021, 1 a.m. 23.0 ppb (22) 6.0 ppb (6) N/A 16.0 ppb (16) N/A N/A N/A 0.7 ppb (8) 25.0 μg/m3 (24) 12.0 μg/m3 (50) 50.0
 
June 14, 2021, midnight 12.0 ppb (12) 2.0 ppb (2) N/A 10.0 ppb (10) N/A N/A N/A 0.5 ppb (6) 23.0 μg/m3 (22) 11.5 μg/m3 (48) 48.0
 
June 13, 2021, 11 p.m. 29.0 ppb (28) 11.0 ppb (11) N/A 17.0 ppb (17) N/A N/A N/A 0.8 ppb (10) 28.0 μg/m3 (26) 12.8 μg/m3 (53) 53.0
 
June 13, 2021, 10 p.m. 26.0 ppb (25) 11.0 ppb (11) N/A 14.0 ppb (14) N/A N/A N/A 0.7 ppb (8) 27.0 μg/m3 (25) 12.4 μg/m3 (52) 52.0
 
June 13, 2021, 9 p.m. 22.0 ppb (21) 10.0 ppb (10) N/A 11.0 ppb (11) N/A N/A N/A 0.7 ppb (8) 24.0 μg/m3 (23) 12.4 μg/m3 (52) 52.0
 
June 13, 2021, 8 p.m. 22.0 ppb (21) 10.0 ppb (10) N/A 11.0 ppb (11) N/A N/A N/A 0.7 ppb (8) 27.0 μg/m3 (25) 13.3 μg/m3 (54) 54.0
 
June 13, 2021, 7 p.m. 21.0 ppb (20) 9.0 ppb (9) N/A 11.0 ppb (11) N/A N/A N/A 0.7 ppb (8) 23.0 μg/m3 (22) 12.9 μg/m3 (53) 53.0
 
June 13, 2021, 6 p.m. 22.0 ppb (21) 10.0 ppb (10) N/A 12.0 ppb (12) N/A N/A N/A 0.7 ppb (8) 25.0 μg/m3 (24) 13.1 μg/m3 (54) 54.0
 
June 13, 2021, 5 p.m. 24.0 ppb (23) 11.0 ppb (11) N/A 12.0 ppb (12) N/A N/A N/A 0.8 ppb (10) 27.0 μg/m3 (25) 12.7 μg/m3 (53) 53.0
 
June 13, 2021, 4 p.m. 19.0 ppb (18) 10.0 ppb (10) N/A 8.0 ppb (8) N/A N/A N/A 0.5 ppb (6) 24.0 μg/m3 (23) 11.8 μg/m3 (50) 50.0
 
June 13, 2021, 3 p.m. 14.0 ppb (14) 8.0 ppb (8) N/A 6.0 ppb (6) N/A N/A N/A 0.5 ppb (6) 23.0 μg/m3 (22) 11.4 μg/m3 (48) 48.0
 
June 13, 2021, 2 p.m. 16.0 ppb (16) 9.0 ppb (9) N/A 6.0 ppb (6) N/A N/A N/A 0.5 ppb (6) 23.0 μg/m3 (22) 12.3 μg/m3 (52) 52.0
 
June 13, 2021, 1 p.m. 19.0 ppb (18) 11.0 ppb (11) N/A 8.0 ppb (8) N/A N/A N/A 0.6 ppb (7) 22.0 μg/m3 (21) 13.3 μg/m3 (54) 54.0
 
June 13, 2021, noon 8.0 ppb (8) 2.0 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A 0.4 ppb (5) 20.0 μg/m3 (19) 11.9 μg/m3 (50) 50.0
 
June 13, 2021, 11 a.m. 8.0 ppb (8) 2.0 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A 0.4 ppb (5) 24.0 μg/m3 (23) 13.2 μg/m3 (54) 54.0
 
June 13, 2021, 10 a.m. 15.0 ppb (15) 6.0 ppb (6) N/A 8.0 ppb (8) N/A N/A N/A 0.5 ppb (6) 24.0 μg/m3 (23) 13.7 μg/m3 (55) 55.0
 
June 13, 2021, 9 a.m. 20.0 ppb (19) 9.0 ppb (9) N/A 10.0 ppb (10) N/A N/A N/A 0.5 ppb (6) 23.0 μg/m3 (22) 13.9 μg/m3 (55) 55.0
 
June 13, 2021, 8 a.m. 21.0 ppb (20) 7.0 ppb (7) N/A 14.0 ppb (14) N/A N/A N/A 0.7 ppb (8) 24.0 μg/m3 (23) 15.0 μg/m3 (58) 58.0
 
June 13, 2021, 7 a.m. 24.0 ppb (23) 5.0 ppb (5) N/A 18.0 ppb (17) N/A N/A N/A 0.8 ppb (10) 36.0 μg/m3 (34) 15.0 μg/m3 (58) 58.0
 
June 13, 2021, 6 a.m. 26.0 ppb (25) 6.0 ppb (6) N/A 20.0 ppb (19) N/A N/A N/A 0.8 ppb (10) 26.0 μg/m3 (25) 14.7 μg/m3 (57) 57.0
 
June 13, 2021, 5 a.m. 34.0 ppb (33) 13.0 ppb (13) N/A 20.0 ppb (19) N/A N/A N/A 0.9 ppb (11) 26.0 μg/m3 (25) 14.5 μg/m3 (57) 57.0
 
June 13, 2021, 4 a.m. 32.0 ppb (31) 14.0 ppb (14) N/A 18.0 ppb (17) N/A N/A N/A 1.0 ppb (12) 29.0 μg/m3 (27) 15.0 μg/m3 (58) 58.0
 
June 13, 2021, 3 a.m. 37.0 ppb (35) 20.0 ppb (19) N/A 17.0 ppb (17) N/A N/A N/A 1.1 ppb (13) 32.0 μg/m3 (30) 15.1 μg/m3 (58) 58.0
 
June 13, 2021, 2 a.m. 32.0 ppb (31) 17.0 ppb (17) N/A 15.0 ppb (15) N/A N/A N/A 1.1 ppb (13) 25.0 μg/m3 (24) 13.9 μg/m3 (55) 55.0
 
June 13, 2021, 1 a.m. 32.0 ppb (31) 18.0 ppb (17) N/A 13.0 ppb (13) N/A N/A N/A 0.9 ppb (11) 26.0 μg/m3 (25) 13.8 μg/m3 (55) 55.0
 
June 13, 2021, midnight 30.0 ppb (29) 17.0 ppb (17) N/A 12.0 ppb (12) N/A N/A N/A 0.9 ppb (11) 24.0 μg/m3 (23) 13.2 μg/m3 (54) 54.0
 
June 12, 2021, 11 p.m. 25.0 ppb (24) 13.0 ppb (13) N/A 12.0 ppb (12) N/A N/A N/A 0.9 ppb (11) 23.0 μg/m3 (22) 13.4 μg/m3 (54) 54.0
 
June 12, 2021, 10 p.m. 27.0 ppb (26) 14.0 ppb (14) N/A 12.0 ppb (12) N/A N/A N/A 0.8 ppb (10) 22.0 μg/m3 (21) 12.3 μg/m3 (52) 52.0
 
June 12, 2021, 9 p.m. 15.0 ppb (15) 9.0 ppb (9) N/A 6.0 ppb (6) N/A N/A N/A 0.6 ppb (7) 18.0 μg/m3 (17) 10.3 μg/m3 (43) 43.0
 
June 12, 2021, 8 p.m. 11.0 ppb (11) 9.0 ppb (9) N/A 2.0 ppb (2) N/A N/A N/A 0.5 ppb (6) 18.0 μg/m3 (17) 9.7 μg/m3 (41) 41.0
 
June 12, 2021, 5 a.m. 10.0 ppb (10) 5.0 ppb (5) N/A 5.0 ppb (5) N/A N/A N/A 0.5 ppb (6) 23.0 μg/m3 (22) 11.7 μg/m3 (49) 49.0
 
June 12, 2021, 4 a.m. 13.0 ppb (13) 5.0 ppb (5) N/A 7.0 ppb (7) N/A N/A N/A 0.5 ppb (6) 28.0 μg/m3 (26) 11.8 μg/m3 (50) 50.0
 
June 12, 2021, 3 a.m. 20.0 ppb (19) 9.0 ppb (9) N/A 11.0 ppb (11) N/A N/A N/A 0.6 ppb (7) 28.0 μg/m3 (26) 12.6 μg/m3 (53) 53.0
 
June 12, 2021, 2 a.m. 18.0 ppb (17) 8.0 ppb (8) N/A 9.0 ppb (9) N/A N/A N/A 0.7 ppb (8) 31.0 μg/m3 (29) 13.6 μg/m3 (55) 55.0
 
June 12, 2021, 1 a.m. 30.0 ppb (29) 16.0 ppb (16) N/A 14.0 ppb (14) N/A N/A N/A 0.9 ppb (11) 32.0 μg/m3 (30) 14.0 μg/m3 (55) 55.0
 
June 12, 2021, midnight 35.0 ppb (34) 18.0 ppb (17) N/A 16.0 ppb (16) N/A N/A N/A 1.0 ppb (12) 37.0 μg/m3 (35) 15.1 μg/m3 (58) 58.0
 
June 11, 2021, 11 p.m. 34.0 ppb (33) 19.0 ppb (18) N/A 15.0 ppb (15) N/A N/A N/A 0.9 ppb (11) 38.0 μg/m3 (36) 15.3 μg/m3 (58) 58.0
 
June 11, 2021, 10 p.m. 38.0 ppb (36) 21.0 ppb (20) N/A 16.0 ppb (16) N/A N/A N/A 0.9 ppb (11) 37.0 μg/m3 (35) 15.5 μg/m3 (59) 59.0
 
June 11, 2021, 9 p.m. 38.0 ppb (36) 21.0 ppb (20) N/A 16.0 ppb (16) N/A N/A N/A 0.9 ppb (11) 44.0 μg/m3 (41) 16.7 μg/m3 (61) 61.0
 
June 11, 2021, 8 p.m. 37.0 ppb (35) 22.0 ppb (21) N/A 14.0 ppb (14) N/A N/A N/A 0.8 ppb (10) 42.0 μg/m3 (39) 16.9 μg/m3 (62) 62.0
 
June 11, 2021, 7 p.m. 39.0 ppb (37) 25.0 ppb (24) N/A 14.0 ppb (14) N/A N/A N/A 0.9 ppb (11) 43.0 μg/m3 (40) 16.3 μg/m3 (60) 60.0
 
June 11, 2021, 6 p.m. 36.0 ppb (34) 22.0 ppb (21) N/A 13.0 ppb (13) N/A N/A N/A 0.9 ppb (11) 39.0 μg/m3 (37) 15.6 μg/m3 (59) 59.0
 
June 11, 2021, 5 p.m. 35.0 ppb (34) 21.0 ppb (20) N/A 14.0 ppb (14) N/A N/A N/A 0.7 ppb (8) 40.0 μg/m3 (38) 15.0 μg/m3 (58) 58.0
 
June 11, 2021, 4 p.m. 34.0 ppb (33) 21.0 ppb (20) N/A 12.0 ppb (12) N/A N/A N/A 0.7 ppb (8) 37.0 μg/m3 (35) 13.7 μg/m3 (55) 55.0
 
June 11, 2021, 3 p.m. 29.0 ppb (28) 18.0 ppb (17) N/A 11.0 ppb (11) N/A N/A N/A 0.7 ppb (8) 39.0 μg/m3 (37) 13.0 μg/m3 (53) 53.0
 
June 11, 2021, 2 p.m. 38.0 ppb (36) 24.0 ppb (23) N/A 13.0 ppb (13) N/A N/A N/A 0.7 ppb (8) 39.0 μg/m3 (37) 12.3 μg/m3 (52) 52.0
 
June 11, 2021, 1 p.m. 49.0 ppb (47) 33.0 ppb (32) N/A 15.0 ppb (15) N/A N/A N/A 0.8 ppb (10) 33.0 μg/m3 (31) 11.4 μg/m3 (48) 48.0
 
June 11, 2021, noon 50.0 ppb (48) 34.0 ppb (33) N/A 16.0 ppb (16) N/A N/A N/A 0.9 ppb (11) 26.0 μg/m3 (25) 10.7 μg/m3 (45) 48.0
 
June 11, 2021, 11 a.m. 44.0 ppb (42) 29.0 ppb (28) N/A 15.0 ppb (15) N/A N/A N/A 0.9 ppb (11) 26.0 μg/m3 (25) 10.5 μg/m3 (44) 44.0
 
June 11, 2021, 10 a.m. 25.0 ppb (24) 14.0 ppb (14) N/A 10.0 ppb (10) N/A N/A N/A 0.6 ppb (7) 21.0 μg/m3 (20) 9.8 μg/m3 (41) 41.0
 
June 11, 2021, 9 a.m. 14.0 ppb (14) 6.0 ppb (6) N/A 8.0 ppb (8) N/A N/A N/A 0.4 ppb (5) 19.0 μg/m3 (18) 9.4 μg/m3 (40) 40.0
 
June 11, 2021, 8 a.m. 7.0 ppb (7) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.4 ppb (5) 18.0 μg/m3 (17) 9.6 μg/m3 (40) 40.0
 
June 11, 2021, 7 a.m. 7.0 ppb (7) 3.0 ppb (3) N/A 4.0 ppb (4) N/A N/A N/A 0.4 ppb (5) 19.0 μg/m3 (18) 10.3 μg/m3 (43) 43.0
 
June 11, 2021, 6 a.m. 10.0 ppb (10) 4.0 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.4 ppb (5) 22.0 μg/m3 (21) 11.6 μg/m3 (49) 49.0
 
June 11, 2021, 5 a.m. 10.0 ppb (10) 4.0 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.4 ppb (5) 24.0 μg/m3 (23) 12.7 μg/m3 (53) 53.0
 
June 11, 2021, 4 a.m. 14.0 ppb (14) 5.0 ppb (5) N/A 8.0 ppb (8) N/A N/A N/A 0.5 ppb (6) 25.0 μg/m3 (24) 13.8 μg/m3 (55) 55.0
 
June 11, 2021, 3 a.m. 19.0 ppb (18) 7.0 ppb (7) N/A 11.0 ppb (11) N/A N/A N/A 0.6 ppb (7) 27.0 μg/m3 (25) 14.7 μg/m3 (57) 57.0
 
June 11, 2021, 2 a.m. 23.0 ppb (22) 10.0 ppb (10) N/A 13.0 ppb (13) N/A N/A N/A 0.7 ppb (8) 34.0 μg/m3 (32) 15.8 μg/m3 (59) 59.0
 
June 11, 2021, 1 a.m. 30.0 ppb (29) 15.0 ppb (15) N/A 15.0 ppb (15) N/A N/A N/A 0.8 ppb (10) 38.0 μg/m3 (36) 15.5 μg/m3 (59) 59.0
 
June 11, 2021, midnight 35.0 ppb (34) 20.0 ppb (19) N/A 15.0 ppb (15) N/A N/A N/A 0.9 ppb (11) 39.0 μg/m3 (37) 15.5 μg/m3 (59) 59.0
 
June 10, 2021, 11 p.m. 32.0 ppb (31) 20.0 ppb (19) N/A 12.0 ppb (12) N/A N/A N/A 0.9 ppb (11) 39.0 μg/m3 (37) 16.2 μg/m3 (60) 60.0
 
June 10, 2021, 10 p.m. 33.0 ppb (32) 20.0 ppb (19) N/A 13.0 ppb (13) N/A N/A N/A 0.7 ppb (8) 33.0 μg/m3 (31) 15.8 μg/m3 (59) 59.0
 
June 10, 2021, 9 p.m. 40.0 ppb (38) 23.0 ppb (22) N/A 16.0 ppb (16) N/A N/A N/A 0.8 ppb (10) 40.0 μg/m3 (38) 16.9 μg/m3 (62) 62.0
 
June 10, 2021, 8 p.m. 46.0 ppb (44) 28.0 ppb (27) N/A 18.0 ppb (17) N/A N/A N/A 1.0 ppb (12) 41.0 μg/m3 (38) 18.0 μg/m3 (64) 64.0
 
June 10, 2021, 7 p.m. 34.0 ppb (33) 19.0 ppb (18) N/A 14.0 ppb (14) N/A N/A N/A 0.8 ppb (10) 44.0 μg/m3 (41) 18.2 μg/m3 (64) 64.0
 
June 10, 2021, 6 p.m. 36.0 ppb (34) 20.0 ppb (19) N/A 16.0 ppb (16) N/A N/A N/A 0.8 ppb (10) 43.0 μg/m3 (40) 18.7 μg/m3 (65) 65.0
 
June 10, 2021, 5 p.m. 42.0 ppb (40) 19.0 ppb (18) N/A 22.0 ppb (21) N/A N/A N/A 0.8 ppb (10) 43.0 μg/m3 (40) 19.9 μg/m3 (68) 68.0
 
June 10, 2021, 3 p.m. 30.0 ppb (29) 17.0 ppb (17) N/A 12.0 ppb (12) N/A N/A N/A 0.6 ppb (7) 48.0 μg/m3 (45) 21.0 μg/m3 (70) 70.0
 
June 10, 2021, 2 p.m. 42.0 ppb (40) 28.0 ppb (27) N/A 14.0 ppb (14) N/A N/A N/A 0.8 ppb (10) 51.0 μg/m3 (48) 20.2 μg/m3 (69) 69.0
 
June 10, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.9 ppb (11) 50.0 μg/m3 (47) 20.1 μg/m3 (68) 68.0